Frank hengesbach



(Specimens) F. HENGESBAOH.

ROOFING TILE AS AN ARTICLE OF MANUFACTURE.

Patented Apr. 27, 1886.

W/T IVE 88E 8 %M A? N. PETERS. F'lwlO-Lilhugnp UNITED STATES PATENT OFFICE.

FRANK HEN GESBAOH, OF YVILLOUGHBY, OHIO, ASSIGNOR TO HIMSELF, JAMES 7V. PENFIELD, AND RAYMOND O. PENFIELD, ALL OF SAME PLACE.

ROOFING-TILE AS AN ARTICLE OF MANUFACTURE.

SPECIFICATION forming part of Letters Patent No. 340,668, dated April 27, 1886.

Application filed November 4, 1885. Serial No. 181,816. (Specimens) To all whom, it may concern: with fine sand; also, the outer walls of the Be it known that I, FRANK HENeEsBAoH, kiln may be carried up afew inches above the of Willoughby, in the county of Lake and roof of the kiln and a quantity of water kept State of Ohio, have invented certain new and in the reservoir thus formed of sufficient depth useful Improvements in Roofing-Tile as an to cover the top or roof of the kiln. 4 Article of Manufacture; and I do hereby de- The coloring process usually requires about elare the following to beafull, clear, and exact three days, after which the kiln and product description of the invention, such as will enaare allowed to cool down and the tiles are re ble others skilled in the art to which it permoved. [o tains to make and use the same. In the accompanying drawings, Figure l is 5 My invention relates to a roofing-tile as an a View in perspective of a preferable form of article of manufacture, the same being colored roofing-tile. Fig. 2 is an edge View in longito imitate roofing-slate, with the color extudinal section through the center of the tile. tending through the body of the tile, to the Fig. 3 is an edge view in transverse section I5 end that a cheap and durable roofing-tile is through the center of the tile. Fig. 4 is a 5 made, that if broken the fractures will show view in perspective showing several tiles in substantially the same color as the outside of position. the tile. The tile A is of a well-known form, and is This tile is made from the same material in common use, and it is therefore not considfrom which ordinary bricks and tiles are made ered necessary to describe it. 6

and is burned in the kiln in the same man- The tile A or any other desired form may ner. At the end ofthe burning process, while be used in carrying out my inventi0n-to wit: both the tiles and kiln are in a highly-heated a tile colored to imitate the color of ordinary condition, a quantity of wet fuel-either coal roofing-slate, with thecolorextending through 2 5 saturated. with water or green wood soaked in and through the body of the tile. 6

water-is placed in the furnace of the. kiln What I claim is and the latter hermetically closed. The heat As an article of manufacture, a roofing-tile of the furnace converts the water of the fuel colored to imitate the color of ordinary roof into steam and expels the gases from the fuel ing-slate, the color of the tile extending in the form of smoke. The combined smoke through the body of the tile, so that a frac- 7 and steam permeates the body of the tiles and tured part of the tile will show substantially colors them throughout. The color thus prothe same color as the outside of the tile. duced resembles the color of ordinary roofing- In testimony whereof I sign this specificaslate, and the shade of color will be lighter or tion, in the presence of two witnesses, this 11th darker according to the amount of wet fuel 'day of June, 1885. that is used. T T A preferable way of closing the kiln to ex- FRALK HEB GESBAOH' clude the air is by means of double doors and Witnesses: I spaces in the walls of the kiln, said spaces in CHAS. H. DORER, 40 the walls and between the doors being filled, ALBERT E. LYNCH. 

